2.1 - Towards Roll and Sheet film for Still Photography Cellulose nitrate roll film replaced paper-base negatives (1884) in roll film cameras in 1889. Roll-film holders were developed for existing collodion wet and gelatin dry plate cameras. And there were numerous new amateur roll film cameras created for the new fast transparent film.
2 Answers. , Mechanical Engineer. all these colleges have almost the best mechanical engineering program: Massachusetts Institute of Technology , Stanford University, University of CaliforniaââBerkeley,University of Illinois, Cornell University , Princeton University , Carnegie Mellon University, Purdue University......
In VA 47 Virginia engineering colleges offer certificates, associate's, bachelor's, master's, and doctoral degrees in aeronautical engineering, biological engineering, and architectural engineering and 16 more programs. The best engineering programs are offered by Virginia Polytechnic Institute and State University. This engineering school offers an excellent quality programs: five stars for curriculum and five-star rating for teaching. See the best 45 engineering colleges in Virginia below or narrow your search by program, desired diploma, or city in Virginia. Top 45 engineering schools in Virginia: 1.